package com.qhhc.service;

import com.qhhc.entity.SysUser;
import java.util.List;

public interface ISysUserService {
    void insertUser(SysUser user);
    
    List<SysUser> selectAll();
    
    SysUser selectById(Long id);
    
    void updateUser(SysUser user);
    
    void deleteUser(Long userId);
} 